private void adddata_Load(object sender, EventArgs e)
{
DataTable dt = new DataTable(); //建立个数据表
dt.Columns.Add(new DataColumn("id", typeof(int))); //在表中添加int类型的列
dt.Columns.Add(new DataColumn("Name", typeof(string))); //在表中添加string类型的Name列
XmlDocument doc = new XmlDocument();
doc.Load(xmlConnection.str);
XmlNodeList all_user = doc.SelectSingleNode("userInfo").ChildNodes;
int id = 0;
foreach (XmlNode Seted_user in all_user)
{
id++;
XmlNode user_name = Seted_user.SelectSingleNode("user_name");
DataRow dr;//行
dr = dt.NewRow();
dr["id"] = id;
string name_ = user_name.InnerText;
dr["Name"] = name_;
dt.Rows.Add(dr);//在表的对象的行里添加此行
}
dataGridView1.DataSource = dt;
dataGridView1.Columns[0].HeaderText = "编号";
dataGridView1.Columns[1].HeaderText = "用户名";
}
public int check()
{
int response_num = 1;
XmlDocument doc = new XmlDocument();
doc.Load("userInfo.xml");
XmlNodeList all_user = doc.SelectSingleNode("userInfo").ChildNodes;
foreach (XmlNode Seted_user in all_user)
{
XmlNode user_name = Seted_user.SelectSingleNode("user_name");
if (textBox1.Text == user_name.InnerText)
{
XmlNode user_password = Seted_user.SelectSingleNode("password");
if (user_password.InnerText == textBox2.Text)
{
response_num = 3; //登录成功
}
else
{
response_num = 2; //密码错误
}
}
else
{
response_num = 1; //无此用户
}
}
return(response_num);
}
public int check()
{
//首先验证是不是最高管理员
if (textBox1.Text == "Admin" && textBox2.Text == "root")
{
GuanLiYuan.ma = true;
return(3);
}
int response_num = 0;
XmlDocument doc = new XmlDocument();
doc.Load(xmlConnection.str);
XmlNodeList all_user = doc.SelectSingleNode("userInfo").ChildNodes;
foreach (XmlNode Seted_user in all_user)
{
XmlNode user_name = Seted_user.SelectSingleNode("user_name");
if (textBox1.Text == user_name.InnerText)
{
XmlNode user_password = Seted_user.SelectSingleNode("password");
if (user_password.InnerText == textBox2.Text)
{
response_num = 3; //登录成功
break;
}
else
{
response_num = 2; //密码错误
break;
}
}
else
{
response_num = 1; //无此用户
}
}
return(response_num);
}